[1.2.X] Fixed a bunch more tests that were failing in Oracle due to false assumptions about the primary keys of objects.

Backport of r15789 from trunk.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@15790 bcc190cf-cafb-0310-a4f2-bffc1f526a37

tests/modeltests/field_subclassing/tests.py

@@ -55,7 +55,7 @@ class CustomField(TestCase):
 
         # Serialization works, too.
         stream = serializers.serialize("json", MyModel.objects.all())
-        self.assertEqual(stream, '[{"pk": 1, "model": "field_subclassing.mymodel", "fields": {"data": "12", "name": "m"}}]')
+        self.assertEqual(stream, '[{"pk": %d, "model": "field_subclassing.mymodel", "fields": {"data": "12", "name": "m"}}]' % m1.pk)
 
         obj = list(serializers.deserialize("json", stream))[0]
         self.assertEqual(obj.object, m)

tests/modeltests/fixtures/tests.py

@@ -3,6 +3,7 @@ import sys
 
 from django.test import TestCase, TransactionTestCase
 from django.conf import settings
+from django.contrib.sites.models import Site
 from django.core import management
 from django.db import DEFAULT_DB_ALIAS
 
@@ -38,6 +39,7 @@ class FixtureLoadingTests(TestCase):
     def test_loading_and_dumping(self):
         new_io = StringIO.StringIO()
 
+        Site.objects.all().delete()
         # Load fixture 1. Single JSON file, with two objects.
         management.call_command('loaddata', 'fixture1.json', verbosity=0, commit=False)
         self.assertQuerysetEqual(Article.objects.all(), [

tests/modeltests/model_forms/models.py

@@ -472,8 +472,8 @@ u'entertainment'
 u'Entertainment'
 >>> f.cleaned_data['slug']
 u'entertainment'
->>> obj = f.save()
+>>> c1 = f.save()
->>> obj
+>>> c1
 <Category: Entertainment>
 >>> Category.objects.all()
 [<Category: Entertainment>]
@@ -487,8 +487,8 @@ u'test'
 u"It's a test"
 >>> f.cleaned_data['slug']
 u'its-test'
->>> obj = f.save()
+>>> c2 = f.save()
->>> obj
+>>> c2
 <Category: It's a test>
 >>> Category.objects.order_by('name')
 [<Category: Entertainment>, <Category: It's a test>]
@@ -505,12 +505,12 @@ u'third'
 u'Third test'
 >>> f.cleaned_data['slug']
 u'third-test'
->>> obj = f.save(commit=False)
+>>> c3 = f.save(commit=False)
->>> obj
+>>> c3
 <Category: Third test>
 >>> Category.objects.order_by('name')
 [<Category: Entertainment>, <Category: It's a test>]
->>> obj.save()
+>>> c3.save()
 >>> Category.objects.order_by('name')
 [<Category: Entertainment>, <Category: It's a test>, <Category: Third test>]
 
@@ -563,9 +563,9 @@ fields with the 'choices' attribute are represented by a ChoiceField.
 <option value="3">Live</option>
 </select></td></tr>
 <tr><th>Categories:</th><td><select multiple="multiple" name="categories">
-<option value="1">Entertainment</option>
+<option value="...">Entertainment</option>
-<option value="2">It&#39;s a test</option>
+<option value="...">It&#39;s a test</option>
-<option value="3">Third test</option>
+<option value="...">Third test</option>
 </select><br /> Hold down "Control", or "Command" on a Mac, to select more than one.</td></tr>
 
 You can restrict a form to a subset of the complete list of fields
@@ -595,8 +595,9 @@ inserted as 'initial' data in each Field.
 
 >>> art = Article(headline='Test article', slug='test-article', pub_date=datetime.date(1988, 1, 4), writer=w, article='Hello.')
 >>> art.save()
->>> art.id
+>>> art_id_1 = art.id
-1
+>>> art_id_1 is not None
+True
 >>> class TestArticleForm(ModelForm):
 ...     class Meta:
 ...         model = Article
@@ -618,9 +619,9 @@ inserted as 'initial' data in each Field.
 <option value="3">Live</option>
 </select></li>
 <li>Categories: <select multiple="multiple" name="categories">
-<option value="1">Entertainment</option>
+<option value="...">Entertainment</option>
-<option value="2">It&#39;s a test</option>
+<option value="...">It&#39;s a test</option>
-<option value="3">Third test</option>
+<option value="...">Third test</option>
 </select>  Hold down "Control", or "Command" on a Mac, to select more than one.</li>
 >>> f = TestArticleForm({'headline': u'Test headline', 'slug': 'test-headline', 'pub_date': u'1984-02-06', 'writer': unicode(w_royko.pk), 'article': 'Hello.'}, instance=art)
 >>> f.errors
@@ -628,9 +629,9 @@ inserted as 'initial' data in each Field.
 >>> f.is_valid()
 True
 >>> test_art = f.save()
->>> test_art.id
+>>> test_art.id == art_id_1
-1
+True
->>> test_art = Article.objects.get(id=1)
+>>> test_art = Article.objects.get(id=art_id_1)
 >>> test_art.headline
 u'Test headline'
 
@@ -648,9 +649,9 @@ by specifying a 'fields' argument to form_for_instance.
 >>> f.is_valid()
 True
 >>> new_art = f.save()
->>> new_art.id
+>>> new_art.id == art_id_1
-1
+True
->>> new_art = Article.objects.get(id=1)
+>>> new_art = Article.objects.get(id=art_id_1)
 >>> new_art.headline
 u'New headline'
 
@@ -681,13 +682,13 @@ Add some categories and test the many-to-many form output.
 <option value="3">Live</option>
 </select></li>
 <li>Categories: <select multiple="multiple" name="categories">
-<option value="1" selected="selected">Entertainment</option>
+<option value="..." selected="selected">Entertainment</option>
-<option value="2">It&#39;s a test</option>
+<option value="...">It&#39;s a test</option>
-<option value="3">Third test</option>
+<option value="...">Third test</option>
 </select>  Hold down "Control", or "Command" on a Mac, to select more than one.</li>
 
 Initial values can be provided for model forms
->>> f = TestArticleForm(auto_id=False, initial={'headline': 'Your headline here', 'categories': ['1','2']})
+>>> f = TestArticleForm(auto_id=False, initial={'headline': 'Your headline here', 'categories': [str(c1.id), str(c2.id)]})
 >>> print f.as_ul()
 <li>Headline: <input type="text" name="headline" value="Your headline here" maxlength="50" /></li>
 <li>Slug: <input type="text" name="slug" maxlength="50" /></li>
@@ -705,17 +706,17 @@ Initial values can be provided for model forms
 <option value="3">Live</option>
 </select></li>
 <li>Categories: <select multiple="multiple" name="categories">
-<option value="1" selected="selected">Entertainment</option>
+<option value="..." selected="selected">Entertainment</option>
-<option value="2" selected="selected">It&#39;s a test</option>
+<option value="..." selected="selected">It&#39;s a test</option>
-<option value="3">Third test</option>
+<option value="...">Third test</option>
 </select>  Hold down "Control", or "Command" on a Mac, to select more than one.</li>
 
 >>> f = TestArticleForm({'headline': u'New headline', 'slug': u'new-headline', 'pub_date': u'1988-01-04',
-...     'writer': unicode(w_royko.pk), 'article': u'Hello.', 'categories': [u'1', u'2']}, instance=new_art)
+...     'writer': unicode(w_royko.pk), 'article': u'Hello.', 'categories': [unicode(c1.id), unicode(c2.id)]}, instance=new_art)
 >>> new_art = f.save()
->>> new_art.id
+>>> new_art.id == art_id_1
-1
+True
->>> new_art = Article.objects.get(id=1)
+>>> new_art = Article.objects.get(id=art_id_1)
 >>> new_art.categories.order_by('name')
 [<Category: Entertainment>, <Category: It's a test>]
 
@@ -723,9 +724,9 @@ Now, submit form data with no categories. This deletes the existing categories.
 >>> f = TestArticleForm({'headline': u'New headline', 'slug': u'new-headline', 'pub_date': u'1988-01-04',
 ...     'writer': unicode(w_royko.pk), 'article': u'Hello.'}, instance=new_art)
 >>> new_art = f.save()
->>> new_art.id
+>>> new_art.id == art_id_1
-1
+True
->>> new_art = Article.objects.get(id=1)
+>>> new_art = Article.objects.get(id=art_id_1)
 >>> new_art.categories.all()
 []
 
@@ -734,11 +735,12 @@ Create a new article, with categories, via the form.
 ...     class Meta:
 ...         model = Article
 >>> f = ArticleForm({'headline': u'The walrus was Paul', 'slug': u'walrus-was-paul', 'pub_date': u'1967-11-01',
-...     'writer': unicode(w_royko.pk), 'article': u'Test.', 'categories': [u'1', u'2']})
+...     'writer': unicode(w_royko.pk), 'article': u'Test.', 'categories': [unicode(c1.id), unicode(c2.id)]})
 >>> new_art = f.save()
->>> new_art.id
+>>> art_id_2 = new_art.id
-2
+>>> art_id_2 not in (None, art_id_1)
->>> new_art = Article.objects.get(id=2)
+True
+>>> new_art = Article.objects.get(id=art_id_2)
 >>> new_art.categories.order_by('name')
 [<Category: Entertainment>, <Category: It's a test>]
 
@@ -749,9 +751,10 @@ Create a new article, with no categories, via the form.
 >>> f = ArticleForm({'headline': u'The walrus was Paul', 'slug': u'walrus-was-paul', 'pub_date': u'1967-11-01',
 ...     'writer': unicode(w_royko.pk), 'article': u'Test.'})
 >>> new_art = f.save()
->>> new_art.id
+>>> art_id_3 = new_art.id
-3
+>>> art_id_3 not in (None, art_id_1, art_id_2)
->>> new_art = Article.objects.get(id=3)
+True
+>>> new_art = Article.objects.get(id=art_id_3)
 >>> new_art.categories.all()
 []
 
@@ -761,16 +764,17 @@ The m2m data won't be saved until save_m2m() is invoked on the form.
 ...     class Meta:
 ...         model = Article
 >>> f = ArticleForm({'headline': u'The walrus was Paul', 'slug': 'walrus-was-paul', 'pub_date': u'1967-11-01',
-...     'writer': unicode(w_royko.pk), 'article': u'Test.', 'categories': [u'1', u'2']})
+...     'writer': unicode(w_royko.pk), 'article': u'Test.', 'categories': [unicode(c1.id), unicode(c2.id)]})
 >>> new_art = f.save(commit=False)
 
 # Manually save the instance
 >>> new_art.save()
->>> new_art.id
+>>> art_id_4 = new_art.id
-4
+>>> art_id_4 not in (None, art_id_1, art_id_2, art_id_3)
+True
 
 # The instance doesn't have m2m data yet
->>> new_art = Article.objects.get(id=4)
+>>> new_art = Article.objects.get(id=art_id_4)
 >>> new_art.categories.all()
 []
 
@@ -789,12 +793,12 @@ existing Category instance.
 >>> cat = Category.objects.get(name='Third test')
 >>> cat
 <Category: Third test>
->>> cat.id
+>>> cat.id == c3.id
-3
+True
 >>> form = ShortCategory({'name': 'Third', 'slug': 'third', 'url': '3rd'}, instance=cat)
 >>> form.save()
 <Category: Third>
->>> Category.objects.get(id=3)
+>>> Category.objects.get(id=c3.id)
 <Category: Third>
 
 Here, we demonstrate that choices for a ForeignKey ChoiceField are determined
@@ -821,11 +825,12 @@ the data in the database when the form is instantiated.
 <option value="3">Live</option>
 </select></li>
 <li>Categories: <select multiple="multiple" name="categories">
-<option value="1">Entertainment</option>
+<option value="...">Entertainment</option>
-<option value="2">It&#39;s a test</option>
+<option value="...">It&#39;s a test</option>
-<option value="3">Third</option>
+<option value="...">Third</option>
 </select>  Hold down "Control", or "Command" on a Mac, to select more than one.</li>
->>> Category.objects.create(name='Fourth', url='4th')
+>>> c4 = Category.objects.create(name='Fourth', url='4th')
+>>> c4
 <Category: Fourth>
 >>> Writer.objects.create(name='Carl Bernstein')
 <Writer: Carl Bernstein>
@@ -847,10 +852,10 @@ the data in the database when the form is instantiated.
 <option value="3">Live</option>
 </select></li>
 <li>Categories: <select multiple="multiple" name="categories">
-<option value="1">Entertainment</option>
+<option value="...">Entertainment</option>
-<option value="2">It&#39;s a test</option>
+<option value="...">It&#39;s a test</option>
-<option value="3">Third</option>
+<option value="...">Third</option>
-<option value="4">Fourth</option>
+<option value="...">Fourth</option>
 </select>  Hold down "Control", or "Command" on a Mac, to select more than one.</li>
 
 # ModelChoiceField ############################################################
@@ -859,7 +864,7 @@ the data in the database when the form is instantiated.
 
 >>> f = ModelChoiceField(Category.objects.all())
 >>> list(f.choices)
-[(u'', u'---------'), (1, u'Entertainment'), (2, u"It's a test"), (3, u'Third'), (4, u'Fourth')]
+[(u'', u'---------'), (..., u'Entertainment'), (..., u"It's a test"), (..., u'Third'), (..., u'Fourth')]
 >>> f.clean('')
 Traceback (most recent call last):
 ...
@@ -872,33 +877,34 @@ ValidationError: [u'This field is required.']
 Traceback (most recent call last):
 ...
 ValidationError: [u'Select a valid choice. That choice is not one of the available choices.']
->>> f.clean(3)
+>>> f.clean(c3.id)
 <Category: Third>
->>> f.clean(2)
+>>> f.clean(c2.id)
 <Category: It's a test>
 
 # Add a Category object *after* the ModelChoiceField has already been
 # instantiated. This proves clean() checks the database during clean() rather
 # than caching it at time of instantiation.
->>> Category.objects.create(name='Fifth', url='5th')
+>>> c5 = Category.objects.create(name='Fifth', url='5th')
+>>> c5
 <Category: Fifth>
->>> f.clean(5)
+>>> f.clean(c5.id)
 <Category: Fifth>
 
 # Delete a Category object *after* the ModelChoiceField has already been
 # instantiated. This proves clean() checks the database during clean() rather
 # than caching it at time of instantiation.
 >>> Category.objects.get(url='5th').delete()
->>> f.clean(5)
+>>> f.clean(c5.id)
 Traceback (most recent call last):
 ...
 ValidationError: [u'Select a valid choice. That choice is not one of the available choices.']
 
->>> f = ModelChoiceField(Category.objects.filter(pk=1), required=False)
+>>> f = ModelChoiceField(Category.objects.filter(pk=c1.id), required=False)
 >>> print f.clean('')
 None
 >>> f.clean('')
->>> f.clean('1')
+>>> f.clean(str(c1.id))
 <Category: Entertainment>
 >>> f.clean('100')
 Traceback (most recent call last):
@@ -908,10 +914,10 @@ ValidationError: [u'Select a valid choice. That choice is not one of the availab
 # queryset can be changed after the field is created.
 >>> f.queryset = Category.objects.exclude(name='Fourth')
 >>> list(f.choices)
-[(u'', u'---------'), (1, u'Entertainment'), (2, u"It's a test"), (3, u'Third')]
+[(u'', u'---------'), (..., u'Entertainment'), (..., u"It's a test"), (..., u'Third')]
->>> f.clean(3)
+>>> f.clean(c3.id)
 <Category: Third>
->>> f.clean(4)
+>>> f.clean(c4.id)
 Traceback (most recent call last):
 ...
 ValidationError: [u'Select a valid choice. That choice is not one of the available choices.']
@@ -920,21 +926,21 @@ ValidationError: [u'Select a valid choice. That choice is not one of the availab
 >>> gen_one = list(f.choices)
 >>> gen_two = f.choices
 >>> gen_one[2]
-(2L, u"It's a test")
+(..., u"It's a test")
 >>> list(gen_two)
-[(u'', u'---------'), (1L, u'Entertainment'), (2L, u"It's a test"), (3L, u'Third')]
+[(u'', u'---------'), (..., u'Entertainment'), (..., u"It's a test"), (..., u'Third')]
 
 # check that we can override the label_from_instance method to print custom labels (#4620)
 >>> f.queryset = Category.objects.all()
 >>> f.label_from_instance = lambda obj: "category " + str(obj)
 >>> list(f.choices)
-[(u'', u'---------'), (1L, 'category Entertainment'), (2L, "category It's a test"), (3L, 'category Third'), (4L, 'category Fourth')]
+[(u'', u'---------'), (..., 'category Entertainment'), (..., "category It's a test"), (..., 'category Third'), (..., 'category Fourth')]
 
 # ModelMultipleChoiceField ####################################################
 
 >>> f = ModelMultipleChoiceField(Category.objects.all())
 >>> list(f.choices)
-[(1, u'Entertainment'), (2, u"It's a test"), (3, u'Third'), (4, u'Fourth')]
+[(..., u'Entertainment'), (..., u"It's a test"), (..., u'Third'), (..., u'Fourth')]
 >>> f.clean(None)
 Traceback (most recent call last):
 ...
@@ -943,17 +949,17 @@ ValidationError: [u'This field is required.']
 Traceback (most recent call last):
 ...
 ValidationError: [u'This field is required.']
->>> f.clean([1])
+>>> f.clean([c1.id])
 [<Category: Entertainment>]
->>> f.clean([2])
+>>> f.clean([c2.id])
 [<Category: It's a test>]
->>> f.clean(['1'])
+>>> f.clean([str(c1.id)])
 [<Category: Entertainment>]
->>> f.clean(['1', '2'])
+>>> f.clean([str(c1.id), str(c2.id)])
 [<Category: Entertainment>, <Category: It's a test>]
->>> f.clean([1, '2'])
+>>> f.clean([c1.id, str(c2.id)])
 [<Category: Entertainment>, <Category: It's a test>]
->>> f.clean((1, '2'))
+>>> f.clean((c1.id, str(c2.id)))
 [<Category: Entertainment>, <Category: It's a test>]
 >>> f.clean(['100'])
 Traceback (most recent call last):
@@ -971,16 +977,17 @@ ValidationError: [u'"fail" is not a valid value for a primary key.']
 # Add a Category object *after* the ModelMultipleChoiceField has already been
 # instantiated. This proves clean() checks the database during clean() rather
 # than caching it at time of instantiation.
->>> Category.objects.create(id=6, name='Sixth', url='6th')
+>>> c6 = Category.objects.create(id=6, name='Sixth', url='6th')
+>>> c6
 <Category: Sixth>
->>> f.clean([6])
+>>> f.clean([c6.id])
 [<Category: Sixth>]
 
 # Delete a Category object *after* the ModelMultipleChoiceField has already been
 # instantiated. This proves clean() checks the database during clean() rather
 # than caching it at time of instantiation.
 >>> Category.objects.get(url='6th').delete()
->>> f.clean([6])
+>>> f.clean([c6.id])
 Traceback (most recent call last):
 ...
 ValidationError: [u'Select a valid choice. 6 is not one of the available choices.']
@@ -994,11 +1001,11 @@ ValidationError: [u'Select a valid choice. 6 is not one of the available choices
 Traceback (most recent call last):
 ...
 ValidationError: [u'Select a valid choice. 10 is not one of the available choices.']
->>> f.clean(['3', '10'])
+>>> f.clean([str(c3.id), '10'])
 Traceback (most recent call last):
 ...
 ValidationError: [u'Select a valid choice. 10 is not one of the available choices.']
->>> f.clean(['1', '10'])
+>>> f.clean([str(c1.id), '10'])
 Traceback (most recent call last):
 ...
 ValidationError: [u'Select a valid choice. 10 is not one of the available choices.']
@@ -1006,22 +1013,22 @@ ValidationError: [u'Select a valid choice. 10 is not one of the available choice
 # queryset can be changed after the field is created.
 >>> f.queryset = Category.objects.exclude(name='Fourth')
 >>> list(f.choices)
-[(1, u'Entertainment'), (2, u"It's a test"), (3, u'Third')]
+[(..., u'Entertainment'), (..., u"It's a test"), (..., u'Third')]
->>> f.clean([3])
+>>> f.clean([c3.id])
 [<Category: Third>]
->>> f.clean([4])
+>>> f.clean([c4.id])
 Traceback (most recent call last):
 ...
-ValidationError: [u'Select a valid choice. 4 is not one of the available choices.']
+ValidationError: [u'Select a valid choice. ... is not one of the available choices.']
->>> f.clean(['3', '4'])
+>>> f.clean([str(c3.id), str(c4.id)])
 Traceback (most recent call last):
 ...
-ValidationError: [u'Select a valid choice. 4 is not one of the available choices.']
+ValidationError: [u'Select a valid choice. ... is not one of the available choices.']
 
 >>> f.queryset = Category.objects.all()
 >>> f.label_from_instance = lambda obj: "multicategory " + str(obj)
 >>> list(f.choices)
-[(1L, 'multicategory Entertainment'), (2L, "multicategory It's a test"), (3L, 'multicategory Third'), (4L, 'multicategory Fourth')]
+[(..., 'multicategory Entertainment'), (..., "multicategory It's a test"), (..., 'multicategory Third'), (..., 'multicategory Fourth')]
 
 # OneToOneField ###############################################################
 

tests/modeltests/proxy_models/tests.py

@@ -39,11 +39,11 @@ class ProxyModelTests(TestCase):
         """
         Creating a Person makes them accessible through the MyPerson proxy.
         """
-        Person.objects.create(name="Foo McBar")
+        person = Person.objects.create(name="Foo McBar")
         self.assertEqual(len(Person.objects.all()), 1)
         self.assertEqual(len(MyPerson.objects.all()), 1)
-        self.assertEqual(MyPerson.objects.get(name="Foo McBar").id, 1)
+        self.assertEqual(MyPerson.objects.get(name="Foo McBar").id, person.id)
-        self.assertFalse(MyPerson.objects.get(id=1).has_special_name())
+        self.assertFalse(MyPerson.objects.get(id=person.id).has_special_name())
 
     def test_no_proxy(self):
         """

tests/regressiontests/admin_changelist/tests.py

@@ -32,7 +32,7 @@ class ChangeListTests(TransactionTestCase):
         template = Template('{% load admin_list %}{% spaceless %}{% result_list cl %}{% endspaceless %}')
         context = Context({'cl': cl})
         table_output = template.render(context)
-        row_html = '<tbody><tr class="row1"><td class="action-checkbox"><input type="checkbox" class="action-select" value="1" name="_selected_action" /></td><th><a href="1/">name</a></th><td class="nowrap">(None)</td></tr></tbody>'
+        row_html = '<tbody><tr class="row1"><td class="action-checkbox"><input type="checkbox" class="action-select" value="%d" name="_selected_action" /></td><th><a href="%d/">name</a></th><td class="nowrap">(None)</td></tr></tbody>' % (new_child.id, new_child.id)
         self.assertFalse(table_output.find(row_html) == -1,
             'Failed to find expected row element: %s' % table_output)
 
@@ -53,7 +53,7 @@ class ChangeListTests(TransactionTestCase):
         template = Template('{% load admin_list %}{% spaceless %}{% result_list cl %}{% endspaceless %}')
         context = Context({'cl': cl})
         table_output = template.render(context)
-        row_html = '<tbody><tr class="row1"><td class="action-checkbox"><input type="checkbox" class="action-select" value="1" name="_selected_action" /></td><th><a href="1/">name</a></th><td class="nowrap">Parent object</td></tr></tbody>'
+        row_html = '<tbody><tr class="row1"><td class="action-checkbox"><input type="checkbox" class="action-select" value="%d" name="_selected_action" /></td><th><a href="%d/">name</a></th><td class="nowrap">Parent object</td></tr></tbody>' % (new_child.id, new_child.id)
         self.assertFalse(table_output.find(row_html) == -1,
             'Failed to find expected row element: %s' % table_output)
 
@@ -84,7 +84,7 @@ class ChangeListTests(TransactionTestCase):
         context = Context({'cl': cl})
         table_output = template.render(context)
         # make sure that hidden fields are in the correct place
-        hiddenfields_div = '<div class="hiddenfields"><input type="hidden" name="form-0-id" value="1" id="id_form-0-id" /></div>'
+        hiddenfields_div = '<div class="hiddenfields"><input type="hidden" name="form-0-id" value="%d" id="id_form-0-id" /></div>' % new_child.id
         self.assertFalse(table_output.find(hiddenfields_div) == -1,
             'Failed to find hidden fields in: %s' % table_output)
         # make sure that list editable fields are rendered in divs correctly

tests/regressiontests/fixtures_regress/tests.py

@@ -349,7 +349,7 @@ class TestFixtures(TestCase):
         """
         stdout = StringIO()
         # Create an instance of the concrete class
-        Widget(name='grommet').save()
+        widget = Widget.objects.create(name='grommet')
         management.call_command(
             'dumpdata',
             'fixtures_regress.widget',
@@ -359,7 +359,8 @@ class TestFixtures(TestCase):
         )
         self.assertEqual(
             stdout.getvalue(),
-            """[{"pk": 1, "model": "fixtures_regress.widget", "fields": {"name": "grommet"}}]"""
+            """[{"pk": %d, "model": "fixtures_regress.widget", "fields": {"name": "grommet"}}]"""
+            % widget.pk
             )
 
 

tests/regressiontests/model_fields/tests.py

@@ -115,8 +115,8 @@ class ForeignKeyTests(django.test.TestCase):
         bar_b = Bar.objects.create(b='bla', a=b)
         form = BazForm()
         fk_field = str(form['foo'])
-        self.assertEqual(len(re.findall(r'value="2"', fk_field)), 0)
+        self.assertEqual(len(re.findall(r'value="%d"' % b.pk, fk_field)), 0)
-        self.assertEqual(len(re.findall(r'value="1"', fk_field)), 1)
+        self.assertEqual(len(re.findall(r'value="%d"' % a.pk, fk_field)), 1)
 
 class DateTimeFieldTests(unittest.TestCase):
     def test_datetimefield_to_python_usecs(self):

tests/regressiontests/model_forms_regress/tests.py

@@ -23,12 +23,11 @@ class ModelMultipleChoiceFieldTests(TestCase):
         Test that ModelMultipleChoiceField does O(1) queries instead of
         O(n) (#10156).
         """
-        for i in range(30):
+        persons = [Person.objects.create(name="Person %s" % i) for i in range(30)]
-            Person.objects.create(name="Person %s" % i)
 
         db.reset_queries()
         f = forms.ModelMultipleChoiceField(queryset=Person.objects.all())
-        selected = f.clean([1, 3, 5, 7, 9])
+        selected = f.clean([p.pk for p in persons[1:11:2]])
         self.assertEquals(len(db.connection.queries), 1)
 
     def test_model_multiple_choice_run_validators(self):
@@ -133,19 +132,20 @@ class ManyToManyCallableInitialTests(TestCase):
             return db_field.formfield(**kwargs)
 
         # Set up some Publications to use as data
-        Publication(title="First Book", date_published=date(2007,1,1)).save()
+        book1 = Publication.objects.create(title="First Book", date_published=date(2007,1,1))
-        Publication(title="Second Book", date_published=date(2008,1,1)).save()
+        book2 = Publication.objects.create(title="Second Book", date_published=date(2008,1,1))
-        Publication(title="Third Book", date_published=date(2009,1,1)).save()
+        book3 = Publication.objects.create(title="Third Book", date_published=date(2009,1,1))
 
         # Create a ModelForm, instantiate it, and check that the output is as expected
         ModelForm = modelform_factory(Article, formfield_callback=formfield_for_dbfield)
         form = ModelForm()
         self.assertEquals(form.as_ul(), u"""<li><label for="id_headline">Headline:</label> <input id="id_headline" type="text" name="headline" maxlength="100" /></li>
 <li><label for="id_publications">Publications:</label> <select multiple="multiple" name="publications" id="id_publications">
-<option value="1" selected="selected">First Book</option>
+<option value="%d" selected="selected">First Book</option>
-<option value="2" selected="selected">Second Book</option>
+<option value="%d" selected="selected">Second Book</option>
-<option value="3">Third Book</option>
+<option value="%d">Third Book</option>
-</select>  Hold down "Control", or "Command" on a Mac, to select more than one.</li>""")
+</select>  Hold down "Control", or "Command" on a Mac, to select more than one.</li>"""
+            % (book1.pk, book2.pk, book3.pk))
 
 class CFFForm(forms.ModelForm):
     class Meta:

tests/regressiontests/null_fk/tests.py

@@ -16,15 +16,15 @@ class NullFkTests(TestCase):
         # set of fields will properly LEFT JOIN multiple levels of NULLs (and the things
         # that come after the NULLs, or else data that should exist won't). Regression
         # test for #7369.
-        c = Comment.objects.select_related().get(id=1)
+        c = Comment.objects.select_related().get(id=c1.id)
         self.assertEquals(c.post, p)
-        self.assertEquals(Comment.objects.select_related().get(id=2).post, None)
+        self.assertEquals(Comment.objects.select_related().get(id=c2.id).post, None)
 
         self.assertQuerysetEqual(
             Comment.objects.select_related('post__forum__system_info').all(),
             [
-                (1, u'My first comment', '<Post: First Post>'),
+                (c1.id, u'My first comment', '<Post: First Post>'),
-                (2, u'My second comment', 'None')
+                (c2.id, u'My second comment', 'None')
             ],
             transform = lambda c: (c.id, c.comment_text, repr(c.post))
         )
@@ -35,8 +35,8 @@ class NullFkTests(TestCase):
         self.assertQuerysetEqual(
             Comment.objects.select_related('post__forum__system_info__system_details'),
             [
-                (1, u'My first comment', '<Post: First Post>'),
+                (c1.id, u'My first comment', '<Post: First Post>'),
-                (2, u'My second comment', 'None')
+                (c2.id, u'My second comment', 'None')
             ],
             transform = lambda c: (c.id, c.comment_text, repr(c.post))
         )

tests/regressiontests/select_related_regress/tests.py

@@ -28,11 +28,11 @@ class SelectRelatedRegressTests(TestCase):
 
         connections=Connection.objects.filter(start__device__building=b, end__device__building=b).order_by('id')
         self.assertEquals([(c.id, unicode(c.start), unicode(c.end)) for c in connections],
-            [(1, u'router/4', u'switch/7'), (2, u'switch/7', u'server/1')])
+            [(c1.id, u'router/4', u'switch/7'), (c2.id, u'switch/7', u'server/1')])
 
         connections=Connection.objects.filter(start__device__building=b, end__device__building=b).select_related().order_by('id')
         self.assertEquals([(c.id, unicode(c.start), unicode(c.end)) for c in connections],
-            [(1, u'router/4', u'switch/7'), (2, u'switch/7', u'server/1')])
+            [(c1.id, u'router/4', u'switch/7'), (c2.id, u'switch/7', u'server/1')])
 
         # This final query should only join seven tables (port, device and building
         # twice each, plus connection once).